4–12kVA Single Phase Intelligent UPS (208V) provides reliable power protection for IT equipment, network systems and other critical loads requiring 208V power.
Flexible capacity: Covers 4–12kVAto support different load requirements and deployment scenarios.
Flexible installation: Tower and rack-oriented configurations provide greater flexibility for equipment rooms and IT environments.
208V power protection: Designed for applications requiring stable 208V UPS powerfor business-critical equipment.
Configuration Note: Final UPS capacity, installation method and battery configuration depend on load and project requirements.





| Model | ACS004LVB | ACS004LV | ACS006LVB | ACS006LV | ACS012LV | |
|---|---|---|---|---|---|---|
| Input | Cold Start | Yes; default output frequency 60Hz, settable | ||||
| Acceptable Input Voltage | 60-155VAC | |||||
| Input Voltage / Load | 100% load @ >105VAC; 90% load @ >95VAC; 75% load @ >80VAC; 50% load @ >60VAC | |||||
| Phase | Single phase input, single phase output | |||||
| Transfer Voltage Range | 110VAC / 115VAC / 120VAC / 127VAC | |||||
| Line Low Transfer / Recovery | 60VAC / 86VAC | |||||
| Line High Transfer / Recovery | 160VAC / 155VAC | |||||
| Input Current | 34A / 120V | 39A / 120V | 50A / 120V | 54A / 120V | 108A / 120V | |
| Input Power Factor | ≥0.99 | |||||
| Input Current Distortion | <4% | |||||
| Input Frequency Range | 40-70Hz | |||||
| Output | Frequency Adaptable | Settable | ||||
| Rated Power | 4kVA | 4kVA | 6kVA | 6kVA | 12kVA | |
| Rated Active Power | 4kW | 4kW | 4kW | 4kW | 12kW | |
| Waveform (Battery Mode) | Pure Sine Wave | |||||
| Nominal Output Voltage | 110VAC / 115VAC / 120VAC / 127VAC; PF = 0.9 @ 110VAC / 115VAC | |||||
| Voltage Regulation | ±1% | |||||
| Output THD | ≤1% THD, linear load; ≤5% THD, non-linear load | |||||
| Synchronization Range | ±5Hz default, settable | |||||
| Battery Mode Frequency | 50 ±0.1Hz default | |||||
| Line Mode to Battery Mode | 0ms | |||||
| Inverter to Bypass | 0ms | |||||
| Normal Mode Efficiency | 91.5% @ 100% load; 92% @ 60% load | |||||
| ECO Mode Efficiency | 98% | |||||
| Noise (1m Away) | <58dB | <60dB | ||||
| Crest Ratio | 3:1 | |||||
| Overload | Inverter Mode | 105%-110%: transfer to bypass after 10 min; 111%-125%: transfer to bypass after 1 min; 126%-150%: transfer to bypass after 30 sec | ||||
| Bypass Mode | <125%: continuous operation; 126%-130%: shutdown in 5 min; 131%-150%: shutdown in 1 min; >150%: shutdown in 200ms | |||||
| Battery | Battery Type | 12VDC / 7Ah | External Battery | 12VDC / 9Ah | External Battery | External Battery |
| Battery Quantity | 16 pcs default | 12-16 pcs, settable | 16 pcs default | 12-16 pcs, settable | 12-16 pcs, settable | |
| DC Voltage | 192VDC default, settable | |||||
| Backup Time | 5 min @ 4kW | Depends on external battery capacity | 5 min @ 6kW | Depends on external battery capacity | Depends on external battery capacity | |
| Maximum Charging Current | 1A, settable | 8A max., settable | 1A, settable | 8A max., settable | 8A max., settable | |
| Float Charging Voltage | 2.25V/cell default, settable | |||||
| Boost Charging Voltage | 2.25V/cell default, settable | |||||
| Charging Time | 8h recharge to 90% | Depends on external battery capacity | 8h recharge to 90% | Depends on external battery capacity | Depends on external battery capacity | |
| System | Leakage Current | <3mA | ||||
| Display | LED + LCD | |||||
| Smart RS232 | Standard cable, supports ACview Monitor Software | |||||
| EPO | Normally Closed | |||||
| RS485 | Standard | |||||
| SNMP | Optional, Web Browser | |||||
| Dry Contact | Optional Intelligent Kit | |||||
| Parallel Operation | Up to 4 units | |||||
| 12A Charger | Optional, digitally controlled | |||||
| USB | B-type USB port | |||||
| SNMP Kit | Optional, pluggable type | |||||
| Mechanical | Dimension (W × D × H) mm | 190 × 495 × 550 | 190 × 495 × 338 | 190 × 495 × 550 | 190 × 495 × 338 | 190 × 495 × 550 |
| Installation | Tower | |||||
| Color | Black (default) | |||||